Measurements:
°C
°F
Sidari
54°F
SE 12 mph
Feels like: 50°F
Precip: 0%
World Resorts Greece Sidari Weather December Weather in Sidari

Sidari Weather: December

Average Day Temperature: 58.1°F
Average Night Temperature: 53.6°F
Sea Water Temperature: 65.9°F
Number of Sunny Days: 15 days
Sunshine Hours: 9.4 - 9.6 hours
Number of Rainy Days: 6 days
Precipitation Totals: 5.1 in

Air Temperature in December, °F

Select Year: 2025 2024 2023

The highest day temperature in December 2025 was 63°F. The lowest night temperature was 50°F. The average values for day and night temperatures during December were 58.7°F и 55.0°F respectivly.

Sidari Water Sea Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for Sidari was 66.5°F. The maximum and minimum values were 65.4°F and 68.0°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in December are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in December, in

Precipitation total in December for Sidari is 5.1 in. It makes december one of the most rainy months of the year.

Wind Speed in December, mph

The average wind speed in December is 8.0 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Sidari in December is 5.9 hours.

Best Time to Visit Sidari
The most sunny months:
July 30 days
August 29 days
June 26 days
The most warm months:
August 89.1 °F
July 87.5 °F
September 82.1 °F
Warmest sea temperature:
August 81.5 °F
September 80.0 °F
July 78.9 °F
The most cold months:
January 54.4 °F
February 56.0 °F
December 58.1 °F
The most rainy months:
November 9 days
January 8 days
February 6 days
The most windy months:
January 9 mph
February 9 mph
November 8 mph

Sidari on the Weather Map

Greece Resorts:
NAME
Athenes +58
Athos +50
Chalkidiki +48
Chania +56
Corfu +54
Crete +46
Heraklion +56
Lefkada +54
Mykonos +54
Paralia Katerini +54
Rhodes +52
Santorini +58
Thasos +46
Thessaloniki +48
Zakynthos +52
24 Hours Weather Forecast
Sidari
Local time: 10:47
18 feb, wednesday
1200 54°F
SE
12 mph
1500 54°F
SE
15 mph
1800 52°F
SE
14 mph
2100 50°F
SE
5 mph
19 feb, thursday
0000 48°F
NW
3 mph
0300 48°F
NW
7 mph
0600 46°F
NW
8 mph
0900 50°F
NW
11 mph